.cm-controls {
    display: inline-block;
    margin-left: 0px;
    padding: 0;
    background: #fff;
    border-radius: 2px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.cm-controls li:hover {
    background: #f3f3f3;
}

.cm-control {
    position: relative;
    display: inline-block;
    padding: 0px 8px;
    list-style-type: none;
}

.cm-control button {
    padding: 0;
    color: #555;
    font-size: 22px;
    line-height: 18px;
    background: none;
    border: none;
    outline: none;
    cursor: pointer;
}

.cm-control.cm-line::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 0;
    height: 16px;
    border-right: 1px solid #ddd;
    transform: translateY(-50%);
}

.cm-control button i {
    display: inline-block;
    width: 16px;
    height: 16px;
    vertical-align: middle;
}

.cm-control button .cm-format {
    background: url('../icons/format.svg') 0 0 no-repeat;
}